Explanation:
Option B is the correct answer. Storing each employee's contact information in an Amazon DynamoDB table along with the object keys for photos stored in Amazon S3 provides a scalable, fast, and cost-effective solution. DynamoDB is efficient for querying and retrieving employee details, and S3 is well-suited for storing large amounts of data like high-resolution photos. This combination leverages the strengths of both services for optimal performance and scalability.
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In migrating legacy applications to AWS, which approach should a developer use to store employee contact details and high-resolution photos, ensuring search and retrieval capabilities using AWS APIs?
A
Base64 encode contact information and photos, then store in a DynamoDB table.
B
Store contact details in DynamoDB and reference high-resolution photos stored in S3.
C
Utilize Amazon Cognito user pools for the employee directory.
D
Use an RDS instance for contact info and Amazon EFS for storing photos.